Distribution: Currently (2016) known from west of the Cascades crest in Washington from King County (only); southwestern British Columbia, western Washington and northwestern Oregon; also occurring in eastern North America.
Habitat: Disturbed forest edge and understory at low elevations, often where at least seasonally moist.
Flowers: June-July
Origin: Introduced from Asia
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Self-pollination, flies
[none provided]
Publication: Prodr. 1: 687 1824.
PNW Herbaria: Specimen records of Impatiens parviflora in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Impatiens parviflora checklist entry
OregonFlora: Impatiens parviflora information
E-Flora BC: Impatiens parviflora atlas page
CalPhotos: Impatiens parviflora photos
